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[Public]<br>
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Reviewed-by: Alex Deucher <alexander.deucher@amd.com><br>
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<div id="divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" style="font-size:11pt" color="#000000"><b>From:</b> Lazar, Lijo <Lijo.Lazar@amd.com><br>
<b>Sent:</b> Friday, January 28, 2022 1:40 AM<br>
<b>To:</b> amd-gfx@lists.freedesktop.org <amd-gfx@lists.freedesktop.org><br>
<b>Cc:</b> Zhang, Hawking <Hawking.Zhang@amd.com>; Deucher, Alexander <Alexander.Deucher@amd.com>; kernel test robot <yujie.liu@intel.com><br>
<b>Subject:</b> [PATCH] drm/amdgpu: Fix uninitialized variable use warning</font>
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<div class="PlainText">Fix uninitialized variable use<br>
warning: variable 'reg_access_ctrl' is uninitialized when used here [-Wuninitialized]<br>
scratch_reg0 = (void __iomem *)adev->rmmio + 4 * reg_access_ctrl->scratch_reg0;<br>
<br>
Fixes: 51263163eb3f("drm/amdgpu: add helper for rlcg indirect reg<br>
access")<br>
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Reported-by: kernel test robot <yujie.liu@intel.com><br>
Signed-off-by: Lijo Lazar <lijo.lazar@amd.com><br>
---<br>
drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c | 1 +<br>
1 file changed, 1 insertion(+)<br>
<br>
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c<br>
index 80c25176c993..c13765218919 100644<br>
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c<br>
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c<br>
@@ -875,6 +875,7 @@ static u32 amdgpu_virt_rlcg_reg_rw(struct amdgpu_device *adev, u32 offset, u32 v<br>
return 0;<br>
}<br>
<br>
+ reg_access_ctrl = &adev->gfx.rlc.reg_access_ctrl;<br>
scratch_reg0 = (void __iomem *)adev->rmmio + 4 * reg_access_ctrl->scratch_reg0;<br>
scratch_reg1 = (void __iomem *)adev->rmmio + 4 * reg_access_ctrl->scratch_reg1;<br>
scratch_reg2 = (void __iomem *)adev->rmmio + 4 * reg_access_ctrl->scratch_reg2;<br>
-- <br>
2.25.1<br>
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